Table 3.
AUC valus and p value of the model combining perfusion parameters of contralateral breast background parenchyma and those of the tumor.
| Combination of parameters | AUC (99.8% CI**) | Bonferroni-corrected p value | ||
|---|---|---|---|---|
| 2D analysis | 3D histogram analysis | |||
| Ktrans | Background parenchyma of contralateral breast | 50percentile | 0.731 (0.485–0.978) | 0.092 |
| skewness | 0.760 (0.549–0.972) | 0.003 | ||
| 50percentile + skewness | 0.757 (0.543–0.970) | 0.004 | ||
| Kep | Background parenchyma of contralateral breast | 50percentile | 0.626 (0.329–0.922) | >0.999 |
| skewness | 0.633 (0.339–0.927) | >0.999 | ||
| 50percentile + skewness | 0.631 (0.336–0.925) | >0.999 | ||
| Ve | Background parenchyma of contralateral beast | 50percentile | 0.628 (0.328–0.928) | >0.999 |
| skewness | 0.718 (0.495–0.940) | 0.061 | ||
| 50percentile + skewness | 0.807 (0.563–1.000) | 0.002 | ||
**Confidence interval use a Bonferroni corrected (1–0.05/30) confidence level.